Clinical trials: Immunity
Pneumococcal Vaccine
Trial of Simplified Pneumococcal Vaccination in Vietnam II
This is a single-blind, open-label, randomised controlled trial with five groups. There are four different Pneumococcal Conjugate Vaccine (PCV) schedules to be evaluated.
- Trial name
- VPTII (NCT03098628)
- Testing
- PCV Vaccine
- Where
- Vietnam
- Volunteers
- 2,501 people, healthy volunteers welcome
- Sponsor
- Murdoch Childrens Research Institute
HIV Infections, Influenza
Safety of and Immune Response to Two Influenza Vaccines in HIV Infected Children and Adolescents
The purpose of this study is to compare two flu vaccines to determine their safety and ability to stimulate an immune response in HIV infected children and adolescents.
- Trial name
- NCT00091702
- Testing
- Cold-adapted live attenuated influenza vaccine (FluMist), Inactivated influenza vaccine (IAIV)
- Where
- 61 sites in United States, Puerto Rico
- Volunteers
- 300 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Schistosomiasis
Effect of Concomitant Mansonella Perstans Microfilaremia on Immune Responses Following Single Dose Praziquantel in People With Schistosomiasis
Background: Schistosomiasis is a chronic infection. It is caused by parasitic worms called Schistosoma haematobium (Sh) that are spread by snails that live in rivers. It can lead to liver problems or bladder cancer.
- Trial name
- NCT02734186
- Testing
- Praziquantel
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
ARDS
Impact of Immune Status on Secondary Infections in Patients With Acute Respiratory Failure
This is a retrospective observational study over the period 1/2019 - 02/2024 with the aim of identifying patients with a predisposition to secondary infections.
- Trial name
- NCT06511622
- Where
- Germany
- Volunteers
- 686 people
- Sponsor
- Charite University, Berlin, Germany
Cystic Fibrosis
Taste Receptors Regulation in CF Patients
The project is intended to be realised in two phases. In the first stage, a case control study will be performed. In the second phase, double-blind, placebo controlled cross-over study will be conducted.
- Trial name
- CFTaste (NCT04058340)
- Testing
- lactizole nebulization
- Where
- Poland
- Volunteers
- 30 people
- Sponsor
- Medical University of Lodz
Hepatitis B
Immuno & Safety Study of GSK Biologicals' Thio or Preservative Free Hepatitis B Vaccine in Subjects Aged 11-15 Yrs
To evaluate the persistence of antibodies against hepatitis B at 30, 42, 54 and 66 months after the first dose of the hepatitis B primary vaccination course.
- Trial name
- NCT00343915
- Testing
- Engerix™-B (thiomersal-free) 20µg, 10 μg Engerix™-B (preservative-free)
- Where
- 4 sites in Australia, Belgium and 1 more
- Volunteers
- 267 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
COVID-19
COVID-19 Immunity Assessment
The purpose of this study is to collect blood specimens from individuals post infection or post vaccination over time to assess COVID19 Immunity.
- Trial name
- NCT05080231
- Where
- United States
- Volunteers
- 662 people, healthy volunteers welcome
- Sponsor
- DxTerity Diagnostics
Influenza
The Interaction Between Mucosal Microbiota Colonization and the Immune Response to an Intranasal Influenza Live Attenuated Vaccine
This is a single-center, randomized, open-label trial designed to explore the interaction between mucosal microbiota colonization in the nasal cavity and gut and the immune response to an intranasal live attenuated influenza…
- Trial name
- NCT06609811
- Testing
- Intranasal Influenza Live Attenuated Vaccine
- Where
- China
- Volunteers
- 201 people, healthy volunteers welcome
- Sponsor
- Jiangsu Province Centers for Disease Control and Prevention
Fever
Clinical Immunization Safety Assessment (CISA) Project: Pilot Study to Assess the Effect of Prophylactic Antipyretics on Immune Responses and Fever After IIV
The study team aims to conduct a double-blind, placebo-controlled, pilot study to assess the effect of prophylactic antipyretics on the immune responses and rates of fever after inactivated influenza vaccine (IIV) in children 12…
- Trial name
- NCT01946594
- Testing
- Acetaminophen
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Duke University
Anemia, Intestinal Helminthiasis
A Study of Co-infections of HIV-1 and Schistosoma Mansoni and Its Impact on Praziquantel Treatment Outcomes
In this study, it is hypothesized that helminth infections modulate immune responses against HIV-1 infection resulting into increased HIV-1 multiplication, faster progression to AIDS and increased episodes of AIDS-related…
- Conditions
- Anemia, Intestinal Helminthiasis, Intestinal Schistosomiasis, Human Immunodeficiency Virus I Infection
- Trial name
- NCT01541631
- Testing
- Praziquantel and Albendazole
- Where
- 2 sites in Tanzania
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Catholic University of Health and Allied Sciences
Fever, Respiratory Tract Infections
Diagnostic Accuracy of a Host-response Based Diagnostic Tool for Distinguishing Between Bacterial and Viral Etiologies in Pediatric Patients
This is a prospective clinical validation study of a novel regulatory approved (CE-IVD) diagnostic assay called ImmunoXpert™ that will enroll 1222 pediatric patients.
- Trial name
- AutoPilot (NCT03052088)
- Where
- 2 sites in Germany, Italy
- Volunteers
- 1,140 people
- Sponsor
- MeMed Diagnostics Ltd.
Healthy
Study to Investigate the Safety and Immunogenicity of a Tetravalent Chimeric Dengue Vaccine in Healthy Volunteers Between the Ages of 1.5 - 45 Years
The purpose of this study is to assess the safety of Takeda's tetravalent dengue vaccine (TDV) (previously DENVax) administered subcutaneously in healthy adults and children.
- Trial name
- NCT01511250
- Testing
- TDV
- Where
- 8 sites in Colombia, Puerto Rico and 2 more
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- Takeda
Acquired Immunodeficiency Syndrome, HIV Infections
Analysis of Immune Responses to HIV Vaccines
This study will evaluate a test designed to measure immune system responses to HIV and HIV vaccines.
- Trial name
- NCT00068978
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Infant Development
A Neurocognitive and Immunological Study of a New Formula for Healthy Infants
To compare the neurocognitive and immunological development in infants fed a new infant formula with functional specific nutrients to infants consuming a standard infant formula.
- Trial name
- COGNIS (NCT02094547)
- Testing
- New infant formula, Standard infant formula, Breastfeeding
- Where
- Spain
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- Laboratorios Ordesa
Vitamin A Deficiency
Vitamin A, Stool Microbiota and Vaccine Response in Bangladeshi Infants
Vitamin A deficiency (VAD) increases the risk of death from infections in infants and young children. The World Health Organization (WHO) recommends high-dose vitamin A supplementation (VAS) from 6-59 months of age to reduce the…
- Trial name
- NCT02027610
- Where
- 3 sites in United States, Bangladesh
- Volunteers
- 258 people
- Sponsor
- USDA, Western Human Nutrition Research Center
Pneumococcal Disease
Study to Learn About Safety, Tolerability, and Immune Response of a Catch-up Pneumococcal Vaccine in Children and Adolescents
The purpose of this study is to learn about the safety of a new pneumococcal vaccine and how the new pneumococcal vaccine helps to fight against germs that can cause pneumonia (lung infections), meningitis (brain infections), and…
- Trial name
- NCT07660198
- Testing
- PG4, 20-valent pneumococcal conjugate vaccine (20vPnC)
- Where
- 77 sites in United States, Finland and 2 more
- Volunteers
- 1,200 people, healthy volunteers welcome
- Sponsor
- Pfizer
Typhoid Fever Patients and Healthy Volunteers to Receive Typbar-TCV Vaccine
Cellular Immune Responses in Typhoid Fever Patients and Vaccinees
Typhoid fever caused by Salmonella Typhi and Paratyphi causes over 21 million cases of febrile illness and 200,000 deaths are attributed to enteric fever each year.
- Trial name
- NCT03600025
- Testing
- Typbar-TCV vaccine
- Where
- Bangladesh
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- International Centre for Diarrhoeal Disease Research, Bangladesh
Acute Otitis Media
Dynamic Change and Immune Response to Nasopharyngeal Carriage and Acute Otitis Media Pathogens
The investigators seek to conduct a prospective, longitudinal study to identify the dynamic changes in nasopharyngeal (NP) colonization patterns and acute otitis media (AOM) etiology involving antibiotic-resistant Streptococcus…
- Trial name
- AOM (NCT04946084)
- Testing
- Tympanocentesis, Nasal Phalangeal Swab and Wash, Blood Draw
- Where
- United States
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Rochester General Hospital
Heterologous Immunity, Infant Morbidity
Comparing Morbidity and Mortality Effects of Two Different Strains of BCG
Background: Investigators at Bandim Health Project (BHP, www.bandim.org) in Guinea-Bissau have shown in several randomized trials that the Bacille-Calmette-Guérin (BCG) vaccine against tuberculosis (TB) is associated with reduced…
- Conditions
- Heterologous Immunity, Infant Morbidity, Infant Mortality, Trained Immunity
- Trial name
- NCT03400878
- Testing
- BCG-Japan, BCG-Russia
- Where
- 2 sites in Guinea-Bissau
- Volunteers
- 17,505 people, healthy volunteers welcome
- Sponsor
- Bandim Health Project
Respiratory Synctial Virus, Asthma Childhood
Infant RSV Immunity Study
Respiratory Syncytial Virus (RSV) is a main global cause of respiratory illness and death in infants. Previous infant vaccine trials have failed to demonstrate protection.
- Trial name
- IRIS (NCT07653347)
- Where
- Canada
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- University of British Columbia